Question

question 5/20
in order to maximize the life span of a stepladder, one should:
select the best answer:
lubricate the ladders moving parts
clean ladder after each use
protect ladders from heat, weather and corrosive materials
all of the above

Explanation:

Lubricating moving parts reduces wear - and - tear, cleaning after each use prevents dirt and debris from causing damage, and protecting from heat, weather, and corrosive materials safeguards the ladder's structure. All these actions contribute to maximizing its lifespan.

Answer:

D. All of the above